Thousands of reptile eggs are carefully incubated at the reptile zoo Keepers monitor temperature humidity and development throughout the process As hatching begins small reptiles start emerging one af ...

Betsy Trice: The pip is the very first crack in the shell that you’ll see. And the chicks create this from something called an egg tooth. It’s a little hard growth that’s on the tip of their beak. And ...

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

Researchers have developed a method for culturing fertilized chick eggs without their shells. The eggs were placed in an artificial culture vessel made of transparent film, allowing for real-time ...

A new study from the Smithsonian Tropical Research Institute (STRI) shows that red-eyed treefrog embryos hatch early when exposed to high ammonia levels — an environmental cue that it’s too hot and ...

As egg-spected, bald eagle couple Jackie and Shadow have welcomed a second egg to the family nest near the mountain community ...

New research from The Roslin Institute has provided fresh insight into how light exposure during incubation can shape chick ...